查询词典 cavity

Originally Maurel et Prom approached Colfax about supplying progressive cavity pumps for oil-warming stations and transporting oil to cleaning systems.

MaureletProm原本只采用了科尔法的适用于平稳油区的螺杆抽油泵，输送原油到清洁系统中。

Colfax Corporation, which specializes in critical fluid-handling products and technologies, responded, with a portfolio of pump technologies that delivered the reliability and durability required for operation in some of the most remote oil fields in the world, and provided the company with a complete engineered system of two-screw and progressing cavity pumps operating in series.

科尔法石油公司，专业的流体设备制造商，旗下的泵产品具有耐用性和可靠性，可应用于全球偏远地区的油气田，自带双螺杆操作系统和螺杆抽油泵操作系统。

In particular by the Shanxi and Hebei Road Bangzi Bangzi impact, draws further plate change Bangzi opera singing and Banhu, sanxian musical accompaniment, etc., and gradually create a unique set of system board concert cavity, with the exception of head and, second, and third, the guide plate, referral board, roll white and coloratura singing, but also created a folk system "training transfer" singing.

特别是受到山西北路梆子及河北梆子的影响后，又进一步吸取了梆子腔板式变化的唱腔及板胡、三弦等伴奏乐器，逐步创造出独具特色的成套的板腔式演唱体系，除有头性、二性、三性、导板、介板、滚白及花腔唱法外，还创造了属民歌体系的"训调"唱腔。

Road Hexi old tune tune played in the drum cavity, and there ,, and other coloratura, which plate has a clear purpose, such as , for the road and ride lots; used to , for the appraise and so on.

西路老调的河西调，在鼓上起腔，并有［倒推车］、［跪柱香］、［摔炮］等花腔，其板式有明确的目的性，如［青羊儿］、［越调］用于行路和坐场；［销连枝］用于［哭坟］、［撅尾巴狼］用于褒贬人等。

Use nose columella buttery-form incision infuse HA to the cavity of the nose, back under the muscle shape the nose with surgeon's hands.

选鼻小柱蝶形切口，于鼻背筋膜下腔隙注入HA手法塑形。

Aimed at the common problems for the mechanical seal of large-scale desulphurization circulating pump during operation process,such as vibration,axial impact and dry friction and so on,a new mechanical seal with bumper and reduce expenditure ring was designed,which is suitable to working condition requirements and the characteristics of sealed cavity of large-scale desulphurization circulating pump.

针对大型脱硫循环泵工作过程中机械密封存在的易出现振动、轴向冲击和干烧等问题，通过设计缓冲垫和节流环等新型结构，研制出一种适合大型脱硫循环泵工况要求和密封腔体特点的新型机械密封装置，并介绍了该新型密封装置的结构设计和主要的技术特点。

Oral micro- ecological niche is composed of many kinds of microorganism, which inhabit ,grow and multiply,compote and inhibit with each other by the Quorum Sensing in the oral cavity.

口腔微生态环境是由许多微生物组成，这些细菌长期在口腔内定居、生长繁殖、不断地进行竞争和拮抗，其间竞争主要是靠密度感应系统。

This algorithm is implemented with MPI on the Shuguang 2000 parallel system in the National High Capable Computation Center, Chengdu. The three-dimension cavity steady flow field is simulated, and a high speedup ratio is achieved.

在国家高性能计算中心的曙光2000并行系统上，采用MPI消息传递实现了此种算法，计算定常三维空穴水域流场，取了较好的加速比。

Marc software, the two-dimensional simulation of isothermal extrusion forming process of globoidal cam was made. The influence of the different model cavity concave wedge angle a on the performance of filling billets was analyzed. It provided an important basis for the realization of cambered cam isothermal compression and the optimization of die structure.

用MSC。 Marc软件对弧面凸轮等温挤压成形过程进行了二维模拟，具体分析了不同凹模型腔楔角α对坯料填充性能的影响，为实现弧面凸轮等温挤压成形和优化模具结构提供了重要依据。

When the cavity length is 140 cm and the radius of curvature of the full-reflective concave mirror is 300 cm, the Nd:YAG laser is operated in the stable mode-locking and a pulse train with 27 mJ energy and 35 ps pulse duration is obtained.

当腔长为140 cm，全反射凹面镜曲率半径为300 cm时，激光器运转在稳定的被动锁模状态，输出的锁模脉冲序列能量为27 mJ、脉宽为35 ps。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。